Weather in Knoxville in July 2026
- July is usually the hottest month of the year in Knoxville;
Average weather
Average temperature in Knoxville in July
The temperature in July is +31°C on average, with a range between a maximum of +35°C during the day and a minimum of +16°C at night.
The average maximum temperature goes down 11% by the end of the month, compared with the beginning of the month, from +33°C to +31°C.
Is Knoxville warm or cold in July?
Knoxville is typically hot in July.
Maximum temperatures go up compared to the previous month from +29°C to +31°C. The minimum temperature also goes up from +19°C to +21°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
July is the hottest month in Knoxville, here is the comparison with other months:
Climate in Knoxville in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +29°C | +31°C | +30°C | ||||
| Min. temperature | ||||||
| +9°C | +13°C | +11°C | ||||
| Max. temperature | ||||||
| +41°C | +39°C | +38°C | ||||
| Rainfall | ||||||
| 95 mm | 125 mm | 94 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 73% | 75% | 75% | ||||
| Air pressure | ||||||
| 1015 HPa | 1016 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 5 | 4 | 6 | ||||
| Cloudy days | ||||||
| 6 | 5 | 6 | ||||
| Rainy days | ||||||
| 17 | 19 | 17 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July typically has worse weather conditions compared to June. It’s getting warmer as July arrives. The average maximum temperature goes up from +29°C to +31°C during the day. Prepare for more rain. Average rainfall goes from 95 mm to 125 mm. Humidity rises from 73% to 75%. The average wind speed doesn’t change much during July, staying around 1 m/s. The days becoming less sunny, going from 5 sunny days in June to 4 in July.
August brings much the same weather, it remains ok.
Wind
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Knoxville is gradually decreasing during July, going from 2 m/s to 1 m/s over the course of the month.
Rain
How was the weather last July in Knoxville?
Climate Change over Years
The climate in Knoxville in July has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+19°C) and the highest in 2016 (+23°C). The driest year was 2007 with only 700 mm of rainfall, and the wettest year was 2019 with 2090 mm.
FAQ
Is July a good time to visit Knoxville?
Can you sunbathe in Knoxville in July?
Is Knoxville rainy in July?
Is it sunny in Knoxville in July?
Other cities in USA
Monthly weather in Knoxville
Source of the data
For this page, we’ve looked at the typical weather in Knoxville, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
